Finding the Fourth Proportional to 6,989,071.79, 10,480,099.54 and 4,072,108.82

Step by Step Solution

1. Step 1: Write the proportion equation
   6,989,071.79 : 10,480,099.54 = 4,072,108.82 : x
2. Step 2: Convert to fraction form
   6,989,071.79/10,480,099.54 = 4,072,108.82/x
3. Step 3: Cross multiply
   6,989,071.79x = 10,480,099.54 × 4,072,108.82
4. Step 4: Simplify right side
   6,989,071.79x = 42,676,105,783,516.35
5. Step 5: Solve for x
   x = 42,676,105,783,516.35/6,989,071.79
6. Step 6: Final answer
   x = 6,106,119.25