Finding the Fourth Proportional to 11,806,624.86, 17,705,975.58 and 4,518,384.72

Step by Step Solution

1. Step 1: Write the proportion equation
   11,806,624.86 : 17,705,975.58 = 4,518,384.72 : x
2. Step 2: Convert to fraction form
   11,806,624.86/17,705,975.58 = 4,518,384.72/x
3. Step 3: Cross multiply
   11,806,624.86x = 17,705,975.58 × 4,518,384.72
4. Step 4: Simplify right side
   11,806,624.86x = 80,002,409,513,365.12
5. Step 5: Solve for x
   x = 80,002,409,513,365.12/11,806,624.86
6. Step 6: Final answer
   x = 6,776,060.94