Finding the Fourth Proportional to 1,422,980.10, 2,134,619.82 and 463,510.56

Step by Step Solution

1. Step 1: Write the proportion equation
   1,422,980.10 : 2,134,619.82 = 463,510.56 : x
2. Step 2: Convert to fraction form
   1,422,980.10/2,134,619.82 = 463,510.56/x
3. Step 3: Cross multiply
   1,422,980.10x = 2,134,619.82 × 463,510.56
4. Step 4: Simplify right side
   1,422,980.10x = 989,418,828,155.30
5. Step 5: Solve for x
   x = 989,418,828,155.30/1,422,980.10
6. Step 6: Final answer
   x = 695,314.59