Finding the Fourth Proportional to 89,240,425, 123,151,788.42 and 50,609,257

Step by Step Solution

1. Step 1: Write the proportion equation
   89,240,425 : 123,151,788.42 = 50,609,257 : x
2. Step 2: Convert to fraction form
   89,240,425/123,151,788.42 = 50,609,257/x
3. Step 3: Cross multiply
   89,240,425x = 123,151,788.42 × 50,609,257
4. Step 4: Simplify right side
   89,240,425x = 6,232,620,510,157,404
5. Step 5: Solve for x
   x = 6,232,620,510,157,404/89,240,425
6. Step 6: Final answer
   x = 69,840,775.75