Finding the Fourth Proportional to 117,744.32, 162,488.80 and 64,030.18

Step by Step Solution

1. Step 1: Write the proportion equation
   117,744.32 : 162,488.80 = 64,030.18 : x
2. Step 2: Convert to fraction form
   117,744.32/162,488.80 = 64,030.18/x
3. Step 3: Cross multiply
   117,744.32x = 162,488.80 × 64,030.18
4. Step 4: Simplify right side
   117,744.32x = 10,404,187,111.98
5. Step 5: Solve for x
   x = 10,404,187,111.98/117,744.32
6. Step 6: Final answer
   x = 88,362.54