Finding the Fourth Proportional to 10,812,767.74, 14,921,012.37 and 5,917,979.86

Step by Step Solution

1. Step 1: Write the proportion equation
   10,812,767.74 : 14,921,012.37 = 5,917,979.86 : x
2. Step 2: Convert to fraction form
   10,812,767.74/14,921,012.37 = 5,917,979.86/x
3. Step 3: Cross multiply
   10,812,767.74x = 14,921,012.37 × 5,917,979.86
4. Step 4: Simplify right side
   10,812,767.74x = 88,302,250,696,470.88
5. Step 5: Solve for x
   x = 88,302,250,696,470.88/10,812,767.74
6. Step 6: Final answer
   x = 8,166,479.93