Finding the Fourth Proportional to 9,515,200.65, 13,130,989.85 and 5,164,287.00

Step by Step Solution

1. Step 1: Write the proportion equation
   9,515,200.65 : 13,130,989.85 = 5,164,287.00 : x
2. Step 2: Convert to fraction form
   9,515,200.65/13,130,989.85 = 5,164,287.00/x
3. Step 3: Cross multiply
   9,515,200.65x = 13,130,989.85 × 5,164,287.00
4. Step 4: Simplify right side
   9,515,200.65x = 67,812,200,143,156.45
5. Step 5: Solve for x
   x = 67,812,200,143,156.45/9,515,200.65
6. Step 6: Final answer
   x = 7,126,723.09