Finding the Fourth Proportional to 64,116,297,010.94, 88,443,728,955.33 and 39,988,429,679.66

Step by Step Solution

1. Step 1: Write the proportion equation
   64,116,297,010.94 : 88,443,728,955.33 = 39,988,429,679.66 : x
2. Step 2: Convert to fraction form
   64,116,297,010.94/88,443,728,955.33 = 39,988,429,679.66/x
3. Step 3: Cross multiply
   64,116,297,010.94x = 88,443,728,955.33 × 39,988,429,679.66
4. Step 4: Simplify right side
   64,116,297,010.94x = 3,536,725,835,937,123,139,584
5. Step 5: Solve for x
   x = 3,536,725,835,937,123,139,584/64,116,297,010.94
6. Step 6: Final answer
   x = 55,161,105,691.02