Finding the Third Proportional to 21,389,322.38 and 46,188,265.50

Step by Step Solution

1. Step 1: Write the proportion equation
   21,389,322.38 : 46,188,265.50 = 46,188,265.50 : x
2. Step 2: Convert to fraction form
   21,389,322.38/46,188,265.50 = 46,188,265.50/x
3. Step 3: Cross multiply
   21,389,322.38x = 46,188,265.50 × 46,188,265.50
4. Step 4: Simplify right side
   21,389,322.38x = 2,133,355,869,898,490.25
5. Step 5: Solve for x
   x = 2,133,355,869,898,490.25/21,389,322.38
6. Step 6: Final answer
   x = 99,739,291.99