Finding the Fourth Proportional to 9,381,659.86, 12,946,715.49 and 5,089,307.86

Step by Step Solution

1. Step 1: Write the proportion equation
   9,381,659.86 : 12,946,715.49 = 5,089,307.86 : x
2. Step 2: Convert to fraction form
   9,381,659.86/12,946,715.49 = 5,089,307.86/x
3. Step 3: Cross multiply
   9,381,659.86x = 12,946,715.49 × 5,089,307.86
4. Step 4: Simplify right side
   9,381,659.86x = 65,889,820,904,440.76
5. Step 5: Solve for x
   x = 65,889,820,904,440.76/9,381,659.86
6. Step 6: Final answer
   x = 7,023,258.35