Finding the Fourth Proportional to 216,066.38, 324,111.72 and 58,307.14

Step by Step Solution

1. Step 1: Write the proportion equation
   216,066.38 : 324,111.72 = 58,307.14 : x
2. Step 2: Convert to fraction form
   216,066.38/324,111.72 = 58,307.14/x
3. Step 3: Cross multiply
   216,066.38x = 324,111.72 × 58,307.14
4. Step 4: Simplify right side
   216,066.38x = 18,898,025,813.12
5. Step 5: Solve for x
   x = 18,898,025,813.12/216,066.38
6. Step 6: Final answer
   x = 87,463.98