Finding the Fourth Proportional to 42,923.61, 64,403.91 and 23,216.04

Step by Step Solution

1. Step 1: Write the proportion equation
   42,923.61 : 64,403.91 = 23,216.04 : x
2. Step 2: Convert to fraction form
   42,923.61/64,403.91 = 23,216.04/x
3. Step 3: Cross multiply
   42,923.61x = 64,403.91 × 23,216.04
4. Step 4: Simplify right side
   42,923.61x = 1,495,203,750.72
5. Step 5: Solve for x
   x = 1,495,203,750.72/42,923.61
6. Step 6: Final answer
   x = 34,834.06