Finding the Third Proportional to 55,272,455.50 and 118,309,376.50

Step by Step Solution

1. Step 1: Write the proportion equation
   55,272,455.50 : 118,309,376.50 = 118,309,376.50 : x
2. Step 2: Convert to fraction form
   55,272,455.50/118,309,376.50 = 118,309,376.50/x
3. Step 3: Cross multiply
   55,272,455.50x = 118,309,376.50 × 118,309,376.50
4. Step 4: Simplify right side
   55,272,455.50x = 13,997,108,567,818,752
5. Step 5: Solve for x
   x = 13,997,108,567,818,752/55,272,455.50
6. Step 6: Final answer
   x = 253,238,406.75