Finding the Fourth Proportional to 64,191.60, 88,588.71 and 35,897.25

Step by Step Solution

1. Step 1: Write the proportion equation
   64,191.60 : 88,588.71 = 35,897.25 : x
2. Step 2: Convert to fraction form
   64,191.60/88,588.71 = 35,897.25/x
3. Step 3: Cross multiply
   64,191.60x = 88,588.71 × 35,897.25
4. Step 4: Simplify right side
   64,191.60x = 3,180,091,070.05
5. Step 5: Solve for x
   x = 3,180,091,070.05/64,191.60
6. Step 6: Final answer
   x = 49,540.61