Finding the Fourth Proportional to 69,971, 96,558.54 and 38,139.62

Step by Step Solution

1. Step 1: Write the proportion equation
   69,971 : 96,558.54 = 38,139.62 : x
2. Step 2: Convert to fraction form
   69,971/96,558.54 = 38,139.62/x
3. Step 3: Cross multiply
   69,971x = 96,558.54 × 38,139.62
4. Step 4: Simplify right side
   69,971x = 3,682,706,023.35
5. Step 5: Solve for x
   x = 3,682,706,023.35/69,971
6. Step 6: Final answer
   x = 52,631.89