Finding the Fourth Proportional to 101,956.29, 140,702.23 and 56,632.10

Step by Step Solution

1. Step 1: Write the proportion equation
   101,956.29 : 140,702.23 = 56,632.10 : x
2. Step 2: Convert to fraction form
   101,956.29/140,702.23 = 56,632.10/x
3. Step 3: Cross multiply
   101,956.29x = 140,702.23 × 56,632.10
4. Step 4: Simplify right side
   101,956.29x = 7,968,262,126.86
5. Step 5: Solve for x
   x = 7,968,262,126.86/101,956.29
6. Step 6: Final answer
   x = 78,153.71