Finding the Fourth Proportional to 112,082,502.43, 154,677,693.68 and 65,036,031.81

Step by Step Solution

1. Step 1: Write the proportion equation
   112,082,502.43 : 154,677,693.68 = 65,036,031.81 : x
2. Step 2: Convert to fraction form
   112,082,502.43/154,677,693.68 = 65,036,031.81/x
3. Step 3: Cross multiply
   112,082,502.43x = 154,677,693.68 × 65,036,031.81
4. Step 4: Simplify right side
   112,082,502.43x = 10,059,623,406,469,916
5. Step 5: Solve for x
   x = 10,059,623,406,469,916/112,082,502.43
6. Step 6: Final answer
   x = 89,751,952.25