Finding the Fourth Proportional to 2,678,572.40, 3,696,238.78 and 1,516,684.91

Step by Step Solution

1. Step 1: Write the proportion equation
   2,678,572.40 : 3,696,238.78 = 1,516,684.91 : x
2. Step 2: Convert to fraction form
   2,678,572.40/3,696,238.78 = 1,516,684.91/x
3. Step 3: Cross multiply
   2,678,572.40x = 3,696,238.78 × 1,516,684.91
4. Step 4: Simplify right side
   2,678,572.40x = 5,606,029,559,109.90
5. Step 5: Solve for x
   x = 5,606,029,559,109.90/2,678,572.40
6. Step 6: Final answer
   x = 2,092,916.95