Finding the Fourth Proportional to 70,931.90, 97,886.00 and 39,101.33

Step by Step Solution

1. Step 1: Write the proportion equation
   70,931.90 : 97,886.00 = 39,101.33 : x
2. Step 2: Convert to fraction form
   70,931.90/97,886.00 = 39,101.33/x
3. Step 3: Cross multiply
   70,931.90x = 97,886.00 × 39,101.33
4. Step 4: Simplify right side
   70,931.90x = 3,827,472,103.44
5. Step 5: Solve for x
   x = 3,827,472,103.44/70,931.90
6. Step 6: Final answer
   x = 53,959.82