Finding the Third Proportional to 55,343,080.50 and 121,111,582.50

Step by Step Solution

1. Step 1: Write the proportion equation
   55,343,080.50 : 121,111,582.50 = 121,111,582.50 : x
2. Step 2: Convert to fraction form
   55,343,080.50/121,111,582.50 = 121,111,582.50/x
3. Step 3: Cross multiply
   55,343,080.50x = 121,111,582.50 × 121,111,582.50
4. Step 4: Simplify right side
   55,343,080.50x = 14,668,015,415,654,306
5. Step 5: Solve for x
   x = 14,668,015,415,654,306/55,343,080.50
6. Step 6: Final answer
   x = 265,037,928.56