Finding the Fourth Proportional to 77,456,876.31, 106,892,841.02 and 42,650,812.35

Step by Step Solution

1. Step 1: Write the proportion equation
   77,456,876.31 : 106,892,841.02 = 42,650,812.35 : x
2. Step 2: Convert to fraction form
   77,456,876.31/106,892,841.02 = 42,650,812.35/x
3. Step 3: Cross multiply
   77,456,876.31x = 106,892,841.02 × 42,650,812.35
4. Step 4: Simplify right side
   77,456,876.31x = 4,559,066,503,689,149
5. Step 5: Solve for x
   x = 4,559,066,503,689,149/77,456,876.31
6. Step 6: Final answer
   x = 58,859,415.99