Finding the Fourth Proportional to 806,814,028.01, 1,113,917,436.72 and 658,488,955.68

Step by Step Solution

1. Step 1: Write the proportion equation
   806,814,028.01 : 1,113,917,436.72 = 658,488,955.68 : x
2. Step 2: Convert to fraction form
   806,814,028.01/1,113,917,436.72 = 658,488,955.68/x
3. Step 3: Cross multiply
   806,814,028.01x = 1,113,917,436.72 × 658,488,955.68
4. Step 4: Simplify right side
   806,814,028.01x = 733,502,329,619,495,296
5. Step 5: Solve for x
   x = 733,502,329,619,495,296/806,814,028.01
6. Step 6: Final answer
   x = 909,134,328.55