Finding the Fourth Proportional to 1,978,913.54, 2,968,493.42 and 716,752.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,978,913.54 : 2,968,493.42 = 716,752.10 : x
2. Step 2: Convert to fraction form
   1,978,913.54/2,968,493.42 = 716,752.10/x
3. Step 3: Cross multiply
   1,978,913.54x = 2,968,493.42 × 716,752.10
4. Step 4: Simplify right side
   1,978,913.54x = 2,127,673,892,621.18
5. Step 5: Solve for x
   x = 2,127,673,892,621.18/1,978,913.54
6. Step 6: Final answer
   x = 1,075,172.74