Finding the Fourth Proportional to 148,985.59, 223,618.83 and 54,307.29

Step by Step Solution

1. Step 1: Write the proportion equation
   148,985.59 : 223,618.83 = 54,307.29 : x
2. Step 2: Convert to fraction form
   148,985.59/223,618.83 = 54,307.29/x
3. Step 3: Cross multiply
   148,985.59x = 223,618.83 × 54,307.29
4. Step 4: Simplify right side
   148,985.59x = 12,144,132,650.27
5. Step 5: Solve for x
   x = 12,144,132,650.27/148,985.59
6. Step 6: Final answer
   x = 81,512.13