Finding the Fourth Proportional to 113,602.34, 156,771.37 and 65,883.40

Step by Step Solution

1. Step 1: Write the proportion equation
   113,602.34 : 156,771.37 = 65,883.40 : x
2. Step 2: Convert to fraction form
   113,602.34/156,771.37 = 65,883.40/x
3. Step 3: Cross multiply
   113,602.34x = 156,771.37 × 65,883.40
4. Step 4: Simplify right side
   113,602.34x = 10,328,630,878.26
5. Step 5: Solve for x
   x = 10,328,630,878.26/113,602.34
6. Step 6: Final answer
   x = 90,919.17