Finding the Third Proportional to 762,111 and 1,122,112.50

Step by Step Solution

1. Step 1: Write the proportion equation
   762,111 : 1,122,112.50 = 1,122,112.50 : x
2. Step 2: Convert to fraction form
   762,111/1,122,112.50 = 1,122,112.50/x
3. Step 3: Cross multiply
   762,111x = 1,122,112.50 × 1,122,112.50
4. Step 4: Simplify right side
   762,111x = 1,259,136,462,656.25
5. Step 5: Solve for x
   x = 1,259,136,462,656.25/762,111
6. Step 6: Final answer
   x = 1,652,169.39