Finding the Fourth Proportional to 119,254.78, 164,575.29 and 65,538.82

Step by Step Solution

1. Step 1: Write the proportion equation
   119,254.78 : 164,575.29 = 65,538.82 : x
2. Step 2: Convert to fraction form
   119,254.78/164,575.29 = 65,538.82/x
3. Step 3: Cross multiply
   119,254.78x = 164,575.29 × 65,538.82
4. Step 4: Simplify right side
   119,254.78x = 10,786,070,307.76
5. Step 5: Solve for x
   x = 10,786,070,307.76/119,254.78
6. Step 6: Final answer
   x = 90,445.60