Finding the Fourth Proportional to 89,746.56, 134,430.72 and 42,952.32

Step by Step Solution

1. Step 1: Write the proportion equation
   89,746.56 : 134,430.72 = 42,952.32 : x
2. Step 2: Convert to fraction form
   89,746.56/134,430.72 = 42,952.32/x
3. Step 3: Cross multiply
   89,746.56x = 134,430.72 × 42,952.32
4. Step 4: Simplify right side
   89,746.56x = 5,774,111,303.27
5. Step 5: Solve for x
   x = 5,774,111,303.27/89,746.56
6. Step 6: Final answer
   x = 64,337.97