Finding the Fourth Proportional to 2,116,677.92, 2,921,095.82 and 1,186,402.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,116,677.92 : 2,921,095.82 = 1,186,402.86 : x
2. Step 2: Convert to fraction form
   2,116,677.92/2,921,095.82 = 1,186,402.86/x
3. Step 3: Cross multiply
   2,116,677.92x = 2,921,095.82 × 1,186,402.86
4. Step 4: Simplify right side
   2,116,677.92x = 3,465,596,429,250.03
5. Step 5: Solve for x
   x = 3,465,596,429,250.03/2,116,677.92
6. Step 6: Final answer
   x = 1,637,280.95