Finding the Fourth Proportional to 64,116,296,785.08, 88,443,728,644.59 and 39,988,429,454.43

Step by Step Solution

1. Step 1: Write the proportion equation
   64,116,296,785.08 : 88,443,728,644.59 = 39,988,429,454.43 : x
2. Step 2: Convert to fraction form
   64,116,296,785.08/88,443,728,644.59 = 39,988,429,454.43/x
3. Step 3: Cross multiply
   64,116,296,785.08x = 88,443,728,644.59 × 39,988,429,454.43
4. Step 4: Simplify right side
   64,116,296,785.08x = 3,536,725,803,590,936,952,832
5. Step 5: Solve for x
   x = 3,536,725,803,590,936,952,832/64,116,296,785.08
6. Step 6: Final answer
   x = 55,161,105,380.84