Finding the Fourth Proportional to 108,360,408.02, 149,536,604.61 and 58,799,521.31

Step by Step Solution

1. Step 1: Write the proportion equation
   108,360,408.02 : 149,536,604.61 = 58,799,521.31 : x
2. Step 2: Convert to fraction form
   108,360,408.02/149,536,604.61 = 58,799,521.31/x
3. Step 3: Cross multiply
   108,360,408.02x = 149,536,604.61 × 58,799,521.31
4. Step 4: Simplify right side
   108,360,408.02x = 8,792,680,768,643,057
5. Step 5: Solve for x
   x = 8,792,680,768,643,057/108,360,408.02
6. Step 6: Final answer
   x = 81,142,927.84