Finding the Fourth Proportional to 104,061.30, 143,589.20 and 61,024.56

Step by Step Solution

1. Step 1: Write the proportion equation
   104,061.30 : 143,589.20 = 61,024.56 : x
2. Step 2: Convert to fraction form
   104,061.30/143,589.20 = 61,024.56/x
3. Step 3: Cross multiply
   104,061.30x = 143,589.20 × 61,024.56
4. Step 4: Simplify right side
   104,061.30x = 8,762,467,250.43
5. Step 5: Solve for x
   x = 8,762,467,250.43/104,061.30
6. Step 6: Final answer
   x = 84,204.86