Finding the Fourth Proportional to 102,831,501.31, 141,907,741.33 and 55,788,572.37

Step by Step Solution

1. Step 1: Write the proportion equation
   102,831,501.31 : 141,907,741.33 = 55,788,572.37 : x
2. Step 2: Convert to fraction form
   102,831,501.31/141,907,741.33 = 55,788,572.37/x
3. Step 3: Cross multiply
   102,831,501.31x = 141,907,741.33 × 55,788,572.37
4. Step 4: Simplify right side
   102,831,501.31x = 7,916,830,297,051,945
5. Step 5: Solve for x
   x = 7,916,830,297,051,945/102,831,501.31
6. Step 6: Final answer
   x = 76,988,376.09