Finding the Third Proportional to 50,478,557.50 and 109,801,479

Step by Step Solution

1. Step 1: Write the proportion equation
   50,478,557.50 : 109,801,479 = 109,801,479 : x
2. Step 2: Convert to fraction form
   50,478,557.50/109,801,479 = 109,801,479/x
3. Step 3: Cross multiply
   50,478,557.50x = 109,801,479 × 109,801,479
4. Step 4: Simplify right side
   50,478,557.50x = 12,056,364,790,587,440
5. Step 5: Solve for x
   x = 12,056,364,790,587,440/50,478,557.50
6. Step 6: Final answer
   x = 238,841,309.81