Finding the Fourth Proportional to 117,744.61, 162,488.33 and 64,030.21

Step by Step Solution

1. Step 1: Write the proportion equation
   117,744.61 : 162,488.33 = 64,030.21 : x
2. Step 2: Convert to fraction form
   117,744.61/162,488.33 = 64,030.21/x
3. Step 3: Cross multiply
   117,744.61x = 162,488.33 × 64,030.21
4. Step 4: Simplify right side
   117,744.61x = 10,404,161,892.45
5. Step 5: Solve for x
   x = 10,404,161,892.45/117,744.61
6. Step 6: Final answer
   x = 88,362.11