Finding the Fourth Proportional to 77,546,278.84, 107,012,476.46 and 42,264,401.72

Step by Step Solution

1. Step 1: Write the proportion equation
   77,546,278.84 : 107,012,476.46 = 42,264,401.72 : x
2. Step 2: Convert to fraction form
   77,546,278.84/107,012,476.46 = 42,264,401.72/x
3. Step 3: Cross multiply
   77,546,278.84x = 107,012,476.46 × 42,264,401.72
4. Step 4: Simplify right side
   77,546,278.84x = 4,522,818,294,157,483
5. Step 5: Solve for x
   x = 4,522,818,294,157,483/77,546,278.84
6. Step 6: Final answer
   x = 58,324,117.70