Finding the Third Proportional to 10,761,370,964 and 15,147,778,075.50

Step by Step Solution

1. Step 1: Write the proportion equation
   10,761,370,964 : 15,147,778,075.50 = 15,147,778,075.50 : x
2. Step 2: Convert to fraction form
   10,761,370,964/15,147,778,075.50 = 15,147,778,075.50/x
3. Step 3: Cross multiply
   10,761,370,964x = 15,147,778,075.50 × 15,147,778,075.50
4. Step 4: Simplify right side
   10,761,370,964x = 229,455,180,624,598,499,328
5. Step 5: Solve for x
   x = 229,455,180,624,598,499,328/10,761,370,964
6. Step 6: Final answer
   x = 21,322,114,198.29