Finding the Fourth Proportional to 78,092,874.84, 107,767,981.50 and 42,810,617.88

Step by Step Solution

1. Step 1: Write the proportion equation
   78,092,874.84 : 107,767,981.50 = 42,810,617.88 : x
2. Step 2: Convert to fraction form
   78,092,874.84/107,767,981.50 = 42,810,617.88/x
3. Step 3: Cross multiply
   78,092,874.84x = 107,767,981.50 × 42,810,617.88
4. Step 4: Simplify right side
   78,092,874.84x = 4,613,613,875,695,410
5. Step 5: Solve for x
   x = 4,613,613,875,695,410/78,092,874.84
6. Step 6: Final answer
   x = 59,078,550.83