Finding the Fourth Proportional to 163,265,878.72, 225,306,870.06 and 89,927,020.72

Step by Step Solution

1. Step 1: Write the proportion equation
   163,265,878.72 : 225,306,870.06 = 89,927,020.72 : x
2. Step 2: Convert to fraction form
   163,265,878.72/225,306,870.06 = 89,927,020.72/x
3. Step 3: Cross multiply
   163,265,878.72x = 225,306,870.06 × 89,927,020.72
4. Step 4: Simplify right side
   163,265,878.72x = 20,261,175,572,243,968
5. Step 5: Solve for x
   x = 20,261,175,572,243,968/163,265,878.72
6. Step 6: Final answer
   x = 124,099,265.14