Finding the Fourth Proportional to 70,336.92, 97,061.31 and 38,499.78

Step by Step Solution

1. Step 1: Write the proportion equation
   70,336.92 : 97,061.31 = 38,499.78 : x
2. Step 2: Convert to fraction form
   70,336.92/97,061.31 = 38,499.78/x
3. Step 3: Cross multiply
   70,336.92x = 97,061.31 × 38,499.78
4. Step 4: Simplify right side
   70,336.92x = 3,736,839,081.51
5. Step 5: Solve for x
   x = 3,736,839,081.51/70,336.92
6. Step 6: Final answer
   x = 53,127.70