Finding the Fourth Proportional to 9,138,411.02, 12,602,958.14 and 5,653,196.28

Step by Step Solution

1. Step 1: Write the proportion equation
   9,138,411.02 : 12,602,958.14 = 5,653,196.28 : x
2. Step 2: Convert to fraction form
   9,138,411.02/12,602,958.14 = 5,653,196.28/x
3. Step 3: Cross multiply
   9,138,411.02x = 12,602,958.14 × 5,653,196.28
4. Step 4: Simplify right side
   9,138,411.02x = 71,246,996,045,777.73
5. Step 5: Solve for x
   x = 71,246,996,045,777.73/9,138,411.02
6. Step 6: Final answer
   x = 7,796,431.56