Finding the Fourth Proportional to 123,300,877.64, 170,113,758.45 and 71,088,774.98

Step by Step Solution

1. Step 1: Write the proportion equation
   123,300,877.64 : 170,113,758.45 = 71,088,774.98 : x
2. Step 2: Convert to fraction form
   123,300,877.64/170,113,758.45 = 71,088,774.98/x
3. Step 3: Cross multiply
   123,300,877.64x = 170,113,758.45 × 71,088,774.98
4. Step 4: Simplify right side
   123,300,877.64x = 12,093,178,694,603,552
5. Step 5: Solve for x
   x = 12,093,178,694,603,552/123,300,877.64
6. Step 6: Final answer
   x = 98,078,610.04