Finding the Fourth Proportional to 2,172,326.07, 2,997,878.72 and 1,254,538.61

Step by Step Solution

1. Step 1: Write the proportion equation
   2,172,326.07 : 2,997,878.72 = 1,254,538.61 : x
2. Step 2: Convert to fraction form
   2,172,326.07/2,997,878.72 = 1,254,538.61/x
3. Step 3: Cross multiply
   2,172,326.07x = 2,997,878.72 × 1,254,538.61
4. Step 4: Simplify right side
   2,172,326.07x = 3,760,954,602,337.38
5. Step 5: Solve for x
   x = 3,760,954,602,337.38/2,172,326.07
6. Step 6: Final answer
   x = 1,731,302.98