Finding the Fourth Proportional to 49,155,111,564, 67,812,437,283.12 and 28,822,188,818.40

Step by Step Solution

1. Step 1: Write the proportion equation
   49,155,111,564 : 67,812,437,283.12 = 28,822,188,818.40 : x
2. Step 2: Convert to fraction form
   49,155,111,564/67,812,437,283.12 = 28,822,188,818.40/x
3. Step 3: Cross multiply
   49,155,111,564x = 67,812,437,283.12 × 28,822,188,818.40
4. Step 4: Simplify right side
   49,155,111,564x = 1,954,502,871,609,992,806,400
5. Step 5: Solve for x
   x = 1,954,502,871,609,992,806,400/49,155,111,564
6. Step 6: Final answer
   x = 39,761,945,592.68