Finding the Fourth Proportional to 121,854,417.59, 182,774,898.56 and 89,098,553.34

Step by Step Solution

1. Step 1: Write the proportion equation
   121,854,417.59 : 182,774,898.56 = 89,098,553.34 : x
2. Step 2: Convert to fraction form
   121,854,417.59/182,774,898.56 = 89,098,553.34/x
3. Step 3: Cross multiply
   121,854,417.59x = 182,774,898.56 × 89,098,553.34
4. Step 4: Simplify right side
   121,854,417.59x = 16,284,979,048,783,996
5. Step 5: Solve for x
   x = 16,284,979,048,783,996/121,854,417.59
6. Step 6: Final answer
   x = 133,642,910.70