Finding the Fourth Proportional to 83,429.96, 115,110.42 and 47,607.08

Step by Step Solution

1. Step 1: Write the proportion equation
   83,429.96 : 115,110.42 = 47,607.08 : x
2. Step 2: Convert to fraction form
   83,429.96/115,110.42 = 47,607.08/x
3. Step 3: Cross multiply
   83,429.96x = 115,110.42 × 47,607.08
4. Step 4: Simplify right side
   83,429.96x = 5,480,070,973.77
5. Step 5: Solve for x
   x = 5,480,070,973.77/83,429.96
6. Step 6: Final answer
   x = 65,684.69