Finding the Fourth Proportional to 77,989,152.89, 107,631,090.47 and 43,185,081.53

Step by Step Solution

1. Step 1: Write the proportion equation
   77,989,152.89 : 107,631,090.47 = 43,185,081.53 : x
2. Step 2: Convert to fraction form
   77,989,152.89/107,631,090.47 = 43,185,081.53/x
3. Step 3: Cross multiply
   77,989,152.89x = 107,631,090.47 × 43,185,081.53
4. Step 4: Simplify right side
   77,989,152.89x = 4,648,057,416,679,563
5. Step 5: Solve for x
   x = 4,648,057,416,679,563/77,989,152.89
6. Step 6: Final answer
   x = 59,598,767.84