Finding the Fourth Proportional to 1,338,058.32, 1,846,068.21 and 764,690.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,338,058.32 : 1,846,068.21 = 764,690.10 : x
2. Step 2: Convert to fraction form
   1,338,058.32/1,846,068.21 = 764,690.10/x
3. Step 3: Cross multiply
   1,338,058.32x = 1,846,068.21 × 764,690.10
4. Step 4: Simplify right side
   1,338,058.32x = 1,411,670,084,111.72
5. Step 5: Solve for x
   x = 1,411,670,084,111.72/1,338,058.32
6. Step 6: Final answer
   x = 1,055,013.87