Finding the Fourth Proportional to 117,030.16, 161,501.40 and 63,315.24

Step by Step Solution

1. Step 1: Write the proportion equation
   117,030.16 : 161,501.40 = 63,315.24 : x
2. Step 2: Convert to fraction form
   117,030.16/161,501.40 = 63,315.24/x
3. Step 3: Cross multiply
   117,030.16x = 161,501.40 × 63,315.24
4. Step 4: Simplify right side
   117,030.16x = 10,225,499,901.34
5. Step 5: Solve for x
   x = 10,225,499,901.34/117,030.16
6. Step 6: Final answer
   x = 87,374.91