Finding the Third Proportional to 56,788,434 and 123,526,788

Step by Step Solution

1. Step 1: Write the proportion equation
   56,788,434 : 123,526,788 = 123,526,788 : x
2. Step 2: Convert to fraction form
   56,788,434/123,526,788 = 123,526,788/x
3. Step 3: Cross multiply
   56,788,434x = 123,526,788 × 123,526,788
4. Step 4: Simplify right side
   56,788,434x = 15,258,867,353,596,944
5. Step 5: Solve for x
   x = 15,258,867,353,596,944/56,788,434
6. Step 6: Final answer
   x = 268,696,744.72