Finding the Fourth Proportional to 82,958,928.30, 124,444,371.15 and 31,840,947.12

Step by Step Solution

1. Step 1: Write the proportion equation
   82,958,928.30 : 124,444,371.15 = 31,840,947.12 : x
2. Step 2: Convert to fraction form
   82,958,928.30/124,444,371.15 = 31,840,947.12/x
3. Step 3: Cross multiply
   82,958,928.30x = 124,444,371.15 × 31,840,947.12
4. Step 4: Simplify right side
   82,958,928.30x = 3,962,426,641,168,804
5. Step 5: Solve for x
   x = 3,962,426,641,168,804/82,958,928.30
6. Step 6: Final answer
   x = 47,763,715.40