Finding the Fourth Proportional to 9,188,611.74, 13,784,886.72 and 2,799,378.72

Step by Step Solution

1. Step 1: Write the proportion equation
   9,188,611.74 : 13,784,886.72 = 2,799,378.72 : x
2. Step 2: Convert to fraction form
   9,188,611.74/13,784,886.72 = 2,799,378.72/x
3. Step 3: Cross multiply
   9,188,611.74x = 13,784,886.72 × 2,799,378.72
4. Step 4: Simplify right side
   9,188,611.74x = 38,589,118,541,578.60
5. Step 5: Solve for x
   x = 38,589,118,541,578.60/9,188,611.74
6. Step 6: Final answer
   x = 4,199,667.98