Finding the Fourth Proportional to 110,641,419.99, 152,705,145.57 and 65,990,254.29

Step by Step Solution

1. Step 1: Write the proportion equation
   110,641,419.99 : 152,705,145.57 = 65,990,254.29 : x
2. Step 2: Convert to fraction form
   110,641,419.99/152,705,145.57 = 65,990,254.29/x
3. Step 3: Cross multiply
   110,641,419.99x = 152,705,145.57 × 65,990,254.29
4. Step 4: Simplify right side
   110,641,419.99x = 10,077,051,387,555,766
5. Step 5: Solve for x
   x = 10,077,051,387,555,766/110,641,419.99
6. Step 6: Final answer
   x = 91,078,471.23