Finding the Fourth Proportional to 31,976,558.72, 47,964,392.47 and 7,715,281.98

Step by Step Solution

1. Step 1: Write the proportion equation
   31,976,558.72 : 47,964,392.47 = 7,715,281.98 : x
2. Step 2: Convert to fraction form
   31,976,558.72/47,964,392.47 = 7,715,281.98/x
3. Step 3: Cross multiply
   31,976,558.72x = 47,964,392.47 × 7,715,281.98
4. Step 4: Simplify right side
   31,976,558.72x = 370,058,812,905,438.69
5. Step 5: Solve for x
   x = 370,058,812,905,438.69/31,976,558.72
6. Step 6: Final answer
   x = 11,572,815.45