Finding the Fourth Proportional to 802,088, 1,106,776 and 479,680.32

Step by Step Solution

1. Step 1: Write the proportion equation
   802,088 : 1,106,776 = 479,680.32 : x
2. Step 2: Convert to fraction form
   802,088/1,106,776 = 479,680.32/x
3. Step 3: Cross multiply
   802,088x = 1,106,776 × 479,680.32
4. Step 4: Simplify right side
   802,088x = 530,898,665,848.32
5. Step 5: Solve for x
   x = 530,898,665,848.32/802,088
6. Step 6: Final answer
   x = 661,895.78