Finding the Fourth Proportional to 31,929,061.30, 47,888,926.35 and 9,207,589.30

Step by Step Solution

1. Step 1: Write the proportion equation
   31,929,061.30 : 47,888,926.35 = 9,207,589.30 : x
2. Step 2: Convert to fraction form
   31,929,061.30/47,888,926.35 = 9,207,589.30/x
3. Step 3: Cross multiply
   31,929,061.30x = 47,888,926.35 × 9,207,589.30
4. Step 4: Simplify right side
   31,929,061.30x = 440,941,565,848,748.12
5. Step 5: Solve for x
   x = 440,941,565,848,748.12/31,929,061.30
6. Step 6: Final answer
   x = 13,810,038.50