Finding the Fourth Proportional to 1,610,018,111.34, 2,415,080,975.64 and 445,389,074.69

Step by Step Solution

1. Step 1: Write the proportion equation
   1,610,018,111.34 : 2,415,080,975.64 = 445,389,074.69 : x
2. Step 2: Convert to fraction form
   1,610,018,111.34/2,415,080,975.64 = 445,389,074.69/x
3. Step 3: Cross multiply
   1,610,018,111.34x = 2,415,080,975.64 × 445,389,074.69
4. Step 4: Simplify right side
   1,610,018,111.34x = 1,075,650,681,029,646,592
5. Step 5: Solve for x
   x = 1,075,650,681,029,646,592/1,610,018,111.34
6. Step 6: Final answer
   x = 668,098,497.44