Finding the Fourth Proportional to 110,555.34, 152,570.48 and 62,816.78

Step by Step Solution

1. Step 1: Write the proportion equation
   110,555.34 : 152,570.48 = 62,816.78 : x
2. Step 2: Convert to fraction form
   110,555.34/152,570.48 = 62,816.78/x
3. Step 3: Cross multiply
   110,555.34x = 152,570.48 × 62,816.78
4. Step 4: Simplify right side
   110,555.34x = 9,583,985,199.72
5. Step 5: Solve for x
   x = 9,583,985,199.72/110,555.34
6. Step 6: Final answer
   x = 86,689.48