Finding the Fourth Proportional to 8,771,145.78, 13,156,569.45 and 2,623,141.50

Step by Step Solution

1. Step 1: Write the proportion equation
   8,771,145.78 : 13,156,569.45 = 2,623,141.50 : x
2. Step 2: Convert to fraction form
   8,771,145.78/13,156,569.45 = 2,623,141.50/x
3. Step 3: Cross multiply
   8,771,145.78x = 13,156,569.45 × 2,623,141.50
4. Step 4: Simplify right side
   8,771,145.78x = 34,511,543,272,590.04
5. Step 5: Solve for x
   x = 34,511,543,272,590.04/8,771,145.78
6. Step 6: Final answer
   x = 3,934,667.62