Finding the Fourth Proportional to 94,878.72, 142,300.80 and 38,704.32

Step by Step Solution

1. Step 1: Write the proportion equation
   94,878.72 : 142,300.80 = 38,704.32 : x
2. Step 2: Convert to fraction form
   94,878.72/142,300.80 = 38,704.32/x
3. Step 3: Cross multiply
   94,878.72x = 142,300.80 × 38,704.32
4. Step 4: Simplify right side
   94,878.72x = 5,507,655,699.46
5. Step 5: Solve for x
   x = 5,507,655,699.46/94,878.72
6. Step 6: Final answer
   x = 58,049.43