Finding the Fourth Proportional to 64,300.55, 88,732.75 and 35,619.06

Step by Step Solution

1. Step 1: Write the proportion equation
   64,300.55 : 88,732.75 = 35,619.06 : x
2. Step 2: Convert to fraction form
   64,300.55/88,732.75 = 35,619.06/x
3. Step 3: Cross multiply
   64,300.55x = 88,732.75 × 35,619.06
4. Step 4: Simplify right side
   64,300.55x = 3,160,577,146.22
5. Step 5: Solve for x
   x = 3,160,577,146.22/64,300.55
6. Step 6: Final answer
   x = 49,153.19