Finding the Fourth Proportional to 528,300,875.76, 792,450,257.64 and 140,162,611.44

Step by Step Solution

1. Step 1: Write the proportion equation
   528,300,875.76 : 792,450,257.64 = 140,162,611.44 : x
2. Step 2: Convert to fraction form
   528,300,875.76/792,450,257.64 = 140,162,611.44/x
3. Step 3: Cross multiply
   528,300,875.76x = 792,450,257.64 × 140,162,611.44
4. Step 4: Simplify right side
   528,300,875.76x = 111,071,897,547,123,200
5. Step 5: Solve for x
   x = 111,071,897,547,123,200/528,300,875.76
6. Step 6: Final answer
   x = 210,243,636.99