Finding the Fourth Proportional to 143,998.86, 216,094.72 and 59,759.10

Step by Step Solution

1. Step 1: Write the proportion equation
   143,998.86 : 216,094.72 = 59,759.10 : x
2. Step 2: Convert to fraction form
   143,998.86/216,094.72 = 59,759.10/x
3. Step 3: Cross multiply
   143,998.86x = 216,094.72 × 59,759.10
4. Step 4: Simplify right side
   143,998.86x = 12,913,625,981.95
5. Step 5: Solve for x
   x = 12,913,625,981.95/143,998.86
6. Step 6: Final answer
   x = 89,678.67