Finding the Third Proportional to 111,574,928 and 260,545,739

Step by Step Solution

1. Step 1: Write the proportion equation
   111,574,928 : 260,545,739 = 260,545,739 : x
2. Step 2: Convert to fraction form
   111,574,928/260,545,739 = 260,545,739/x
3. Step 3: Cross multiply
   111,574,928x = 260,545,739 × 260,545,739
4. Step 4: Simplify right side
   111,574,928x = 67,884,082,111,056,120
5. Step 5: Solve for x
   x = 67,884,082,111,056,120/111,574,928
6. Step 6: Final answer
   x = 608,416,992.31