Finding the Fourth Proportional to 42,047.05, 63,095.28 and 38,799.76

Step by Step Solution

1. Step 1: Write the proportion equation
   42,047.05 : 63,095.28 = 38,799.76 : x
2. Step 2: Convert to fraction form
   42,047.05/63,095.28 = 38,799.76/x
3. Step 3: Cross multiply
   42,047.05x = 63,095.28 × 38,799.76
4. Step 4: Simplify right side
   42,047.05x = 2,448,081,211.66
5. Step 5: Solve for x
   x = 2,448,081,211.66/42,047.05
6. Step 6: Final answer
   x = 58,222.43