Finding the Fourth Proportional to 32,812,228.72, 49,191,697.20 and 13,657,323.64

Step by Step Solution

1. Step 1: Write the proportion equation
   32,812,228.72 : 49,191,697.20 = 13,657,323.64 : x
2. Step 2: Convert to fraction form
   32,812,228.72/49,191,697.20 = 13,657,323.64/x
3. Step 3: Cross multiply
   32,812,228.72x = 49,191,697.20 × 13,657,323.64
4. Step 4: Simplify right side
   32,812,228.72x = 671,826,929,061,281.88
5. Step 5: Solve for x
   x = 671,826,929,061,281.88/32,812,228.72
6. Step 6: Final answer
   x = 20,474,894.73