Finding the Fourth Proportional to 10,009,586.56, 14,941,127.72 and 8,598,709.12

Step by Step Solution

1. Step 1: Write the proportion equation
   10,009,586.56 : 14,941,127.72 = 8,598,709.12 : x
2. Step 2: Convert to fraction form
   10,009,586.56/14,941,127.72 = 8,598,709.12/x
3. Step 3: Cross multiply
   10,009,586.56x = 14,941,127.72 × 8,598,709.12
4. Step 4: Simplify right side
   10,009,586.56x = 128,474,411,189,048.80
5. Step 5: Solve for x
   x = 128,474,411,189,048.80/10,009,586.56
6. Step 6: Final answer
   x = 12,835,136.64