Finding the Fourth Proportional to 94,128, 141,221.16 and 38,724

Step by Step Solution

1. Step 1: Write the proportion equation
   94,128 : 141,221.16 = 38,724 : x
2. Step 2: Convert to fraction form
   94,128/141,221.16 = 38,724/x
3. Step 3: Cross multiply
   94,128x = 141,221.16 × 38,724
4. Step 4: Simplify right side
   94,128x = 5,468,648,199.84
5. Step 5: Solve for x
   x = 5,468,648,199.84/94,128
6. Step 6: Final answer
   x = 58,098.00