Finding the Fourth Proportional to 697,870.02, 963,151.16 and 425,973.99

Step by Step Solution

1. Step 1: Write the proportion equation
   697,870.02 : 963,151.16 = 425,973.99 : x
2. Step 2: Convert to fraction form
   697,870.02/963,151.16 = 425,973.99/x
3. Step 3: Cross multiply
   697,870.02x = 963,151.16 × 425,973.99
4. Step 4: Simplify right side
   697,870.02x = 410,277,342,598.33
5. Step 5: Solve for x
   x = 410,277,342,598.33/697,870.02
6. Step 6: Final answer
   x = 587,899.37