Finding the Fourth Proportional to 94,926.02, 131,003.52 and 54,638.78

Step by Step Solution

1. Step 1: Write the proportion equation
   94,926.02 : 131,003.52 = 54,638.78 : x
2. Step 2: Convert to fraction form
   94,926.02/131,003.52 = 54,638.78/x
3. Step 3: Cross multiply
   94,926.02x = 131,003.52 × 54,638.78
4. Step 4: Simplify right side
   94,926.02x = 7,157,872,508.51
5. Step 5: Solve for x
   x = 7,157,872,508.51/94,926.02
6. Step 6: Final answer
   x = 75,404.75