Finding the Fourth Proportional to 42,499.16, 63,677.79 and 29,998.70

Step by Step Solution

1. Step 1: Write the proportion equation
   42,499.16 : 63,677.79 = 29,998.70 : x
2. Step 2: Convert to fraction form
   42,499.16/63,677.79 = 29,998.70/x
3. Step 3: Cross multiply
   42,499.16x = 63,677.79 × 29,998.70
4. Step 4: Simplify right side
   42,499.16x = 1,910,250,918.87
5. Step 5: Solve for x
   x = 1,910,250,918.87/42,499.16
6. Step 6: Final answer
   x = 44,947.97