Finding the Fourth Proportional to 12,997,409.52, 17,934,034.72 and 7,490,012.16

Step by Step Solution

1. Step 1: Write the proportion equation
   12,997,409.52 : 17,934,034.72 = 7,490,012.16 : x
2. Step 2: Convert to fraction form
   12,997,409.52/17,934,034.72 = 7,490,012.16/x
3. Step 3: Cross multiply
   12,997,409.52x = 17,934,034.72 × 7,490,012.16
4. Step 4: Simplify right side
   12,997,409.52x = 134,326,138,130,662.19
5. Step 5: Solve for x
   x = 134,326,138,130,662.19/12,997,409.52
6. Step 6: Final answer
   x = 10,334,839.26