Finding the Fourth Proportional to 90,016.10, 134,985.24 and 37,389.62

Step by Step Solution

1. Step 1: Write the proportion equation
   90,016.10 : 134,985.24 = 37,389.62 : x
2. Step 2: Convert to fraction form
   90,016.10/134,985.24 = 37,389.62/x
3. Step 3: Cross multiply
   90,016.10x = 134,985.24 × 37,389.62
4. Step 4: Simplify right side
   90,016.10x = 5,047,046,829.21
5. Step 5: Solve for x
   x = 5,047,046,829.21/90,016.10
6. Step 6: Final answer
   x = 56,068.27