Finding the Fourth Proportional to 139,522,099.65, 209,283,149.48 and 109,255,834.05

Step by Step Solution

1. Step 1: Write the proportion equation
   139,522,099.65 : 209,283,149.48 = 109,255,834.05 : x
2. Step 2: Convert to fraction form
   139,522,099.65/209,283,149.48 = 109,255,834.05/x
3. Step 3: Cross multiply
   139,522,099.65x = 209,283,149.48 × 109,255,834.05
4. Step 4: Simplify right side
   139,522,099.65x = 22,865,405,048,501,944
5. Step 5: Solve for x
   x = 22,865,405,048,501,944/139,522,099.65
6. Step 6: Final answer
   x = 163,883,751.08