Finding the Fourth Proportional to 113,045.76, 169,592.64 and 42,923.52

Step by Step Solution

1. Step 1: Write the proportion equation
   113,045.76 : 169,592.64 = 42,923.52 : x
2. Step 2: Convert to fraction form
   113,045.76/169,592.64 = 42,923.52/x
3. Step 3: Cross multiply
   113,045.76x = 169,592.64 × 42,923.52
4. Step 4: Simplify right side
   113,045.76x = 7,279,513,074.89
5. Step 5: Solve for x
   x = 7,279,513,074.89/113,045.76
6. Step 6: Final answer
   x = 64,394.39