Finding the Third Proportional to 1,010,563,931.25 and 2,199,075,640.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,010,563,931.25 : 2,199,075,640.50 = 2,199,075,640.50 : x
2. Step 2: Convert to fraction form
   1,010,563,931.25/2,199,075,640.50 = 2,199,075,640.50/x
3. Step 3: Cross multiply
   1,010,563,931.25x = 2,199,075,640.50 × 2,199,075,640.50
4. Step 4: Simplify right side
   1,010,563,931.25x = 4,835,933,672,640,485,376
5. Step 5: Solve for x
   x = 4,835,933,672,640,485,376/1,010,563,931.25
6. Step 6: Final answer
   x = 4,785,381,234.28