Finding the Fourth Proportional to 2,172,526.98, 2,997,393.69 and 1,254,634.91

Step by Step Solution

1. Step 1: Write the proportion equation
   2,172,526.98 : 2,997,393.69 = 1,254,634.91 : x
2. Step 2: Convert to fraction form
   2,172,526.98/2,997,393.69 = 1,254,634.91/x
3. Step 3: Cross multiply
   2,172,526.98x = 2,997,393.69 × 1,254,634.91
4. Step 4: Simplify right side
   2,172,526.98x = 3,760,634,762,487.72
5. Step 5: Solve for x
   x = 3,760,634,762,487.72/2,172,526.98
6. Step 6: Final answer
   x = 1,730,995.65