Finding the Fourth Proportional to 2,152,156.73, 2,970,110.54 and 1,185,286.77

Step by Step Solution

1. Step 1: Write the proportion equation
   2,152,156.73 : 2,970,110.54 = 1,185,286.77 : x
2. Step 2: Convert to fraction form
   2,152,156.73/2,970,110.54 = 1,185,286.77/x
3. Step 3: Cross multiply
   2,152,156.73x = 2,970,110.54 × 1,185,286.77
4. Step 4: Simplify right side
   2,152,156.73x = 3,520,432,731,462.77
5. Step 5: Solve for x
   x = 3,520,432,731,462.77/2,152,156.73
6. Step 6: Final answer
   x = 1,635,769.69