Finding the Fourth Proportional to 70,617.93, 97,451.83 and 38,784.78

Step by Step Solution

1. Step 1: Write the proportion equation
   70,617.93 : 97,451.83 = 38,784.78 : x
2. Step 2: Convert to fraction form
   70,617.93/97,451.83 = 38,784.78/x
3. Step 3: Cross multiply
   70,617.93x = 97,451.83 × 38,784.78
4. Step 4: Simplify right side
   70,617.93x = 3,779,647,593.22
5. Step 5: Solve for x
   x = 3,779,647,593.22/70,617.93
6. Step 6: Final answer
   x = 53,522.49