Finding the Fourth Proportional to 99,441.98, 137,214.69 and 59,155.01

Step by Step Solution

1. Step 1: Write the proportion equation
   99,441.98 : 137,214.69 = 59,155.01 : x
2. Step 2: Convert to fraction form
   99,441.98/137,214.69 = 59,155.01/x
3. Step 3: Cross multiply
   99,441.98x = 137,214.69 × 59,155.01
4. Step 4: Simplify right side
   99,441.98x = 8,116,935,673.02
5. Step 5: Solve for x
   x = 8,116,935,673.02/99,441.98
6. Step 6: Final answer
   x = 81,624.84