Finding the Fourth Proportional to 42,904.92, 64,222.74 and 29,499.69

Step by Step Solution

1. Step 1: Write the proportion equation
   42,904.92 : 64,222.74 = 29,499.69 : x
2. Step 2: Convert to fraction form
   42,904.92/64,222.74 = 29,499.69/x
3. Step 3: Cross multiply
   42,904.92x = 64,222.74 × 29,499.69
4. Step 4: Simplify right side
   42,904.92x = 1,894,550,920.95
5. Step 5: Solve for x
   x = 1,894,550,920.95/42,904.92
6. Step 6: Final answer
   x = 44,156.96