Finding the Fourth Proportional to 12,842,971.52, 17,724,096.96 and 7,119,835.52

Step by Step Solution

1. Step 1: Write the proportion equation
   12,842,971.52 : 17,724,096.96 = 7,119,835.52 : x
2. Step 2: Convert to fraction form
   12,842,971.52/17,724,096.96 = 7,119,835.52/x
3. Step 3: Cross multiply
   12,842,971.52x = 17,724,096.96 × 7,119,835.52
4. Step 4: Simplify right side
   12,842,971.52x = 126,192,655,095,732.02
5. Step 5: Solve for x
   x = 126,192,655,095,732.02/12,842,971.52
6. Step 6: Final answer
   x = 9,825,814.45