Finding the Fourth Proportional to 105,165,570.83, 157,748,144.69 and 98,765,915.13

Step by Step Solution

1. Step 1: Write the proportion equation
   105,165,570.83 : 157,748,144.69 = 98,765,915.13 : x
2. Step 2: Convert to fraction form
   105,165,570.83/157,748,144.69 = 98,765,915.13/x
3. Step 3: Cross multiply
   105,165,570.83x = 157,748,144.69 × 98,765,915.13
4. Step 4: Simplify right side
   105,165,570.83x = 15,580,139,870,614,414
5. Step 5: Solve for x
   x = 15,580,139,870,614,414/105,165,570.83
6. Step 6: Final answer
   x = 148,148,674.02