Finding the Third Proportional to 19,611,543 and 42,754,267.50

Step by Step Solution

1. Step 1: Write the proportion equation
   19,611,543 : 42,754,267.50 = 42,754,267.50 : x
2. Step 2: Convert to fraction form
   19,611,543/42,754,267.50 = 42,754,267.50/x
3. Step 3: Cross multiply
   19,611,543x = 42,754,267.50 × 42,754,267.50
4. Step 4: Simplify right side
   19,611,543x = 1,827,927,389,461,556.25
5. Step 5: Solve for x
   x = 1,827,927,389,461,556.25/19,611,543
6. Step 6: Final answer
   x = 93,206,709.41