Finding the Third Proportional to 28,390,930 and 61,764,118

Step by Step Solution

1. Step 1: Write the proportion equation
   28,390,930 : 61,764,118 = 61,764,118 : x
2. Step 2: Convert to fraction form
   28,390,930/61,764,118 = 61,764,118/x
3. Step 3: Cross multiply
   28,390,930x = 61,764,118 × 61,764,118
4. Step 4: Simplify right side
   28,390,930x = 3,814,806,272,317,924
5. Step 5: Solve for x
   x = 3,814,806,272,317,924/28,390,930
6. Step 6: Final answer
   x = 134,367,076.82