Finding the Fourth Proportional to 2,099,538.18, 2,897,835.21 and 1,373,965.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,099,538.18 : 2,897,835.21 = 1,373,965.50 : x
2. Step 2: Convert to fraction form
   2,099,538.18/2,897,835.21 = 1,373,965.50/x
3. Step 3: Cross multiply
   2,099,538.18x = 2,897,835.21 × 1,373,965.50
4. Step 4: Simplify right side
   2,099,538.18x = 3,981,525,603,225.26
5. Step 5: Solve for x
   x = 3,981,525,603,225.26/2,099,538.18
6. Step 6: Final answer
   x = 1,896,381.61