Finding the Fourth Proportional to 2,091,423.52, 2,886,164.20 and 1,186,005.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,091,423.52 : 2,886,164.20 = 1,186,005.52 : x
2. Step 2: Convert to fraction form
   2,091,423.52/2,886,164.20 = 1,186,005.52/x
3. Step 3: Cross multiply
   2,091,423.52x = 2,886,164.20 × 1,186,005.52
4. Step 4: Simplify right side
   2,091,423.52x = 3,423,006,672,826.38
5. Step 5: Solve for x
   x = 3,423,006,672,826.38/2,091,423.52
6. Step 6: Final answer
   x = 1,636,687.47