Finding the Fourth Proportional to 13,146,410.10, 18,142,984.73 and 7,265,917.92

Step by Step Solution

1. Step 1: Write the proportion equation
   13,146,410.10 : 18,142,984.73 = 7,265,917.92 : x
2. Step 2: Convert to fraction form
   13,146,410.10/18,142,984.73 = 7,265,917.92/x
3. Step 3: Cross multiply
   13,146,410.10x = 18,142,984.73 × 7,265,917.92
4. Step 4: Simplify right side
   13,146,410.10x = 131,825,437,835,663.78
5. Step 5: Solve for x
   x = 131,825,437,835,663.78/13,146,410.10
6. Step 6: Final answer
   x = 10,027,485.59