Finding the Fourth Proportional to 116,369,293.41, 160,742,916.42 and 86,254,839.03

Step by Step Solution

1. Step 1: Write the proportion equation
   116,369,293.41 : 160,742,916.42 = 86,254,839.03 : x
2. Step 2: Convert to fraction form
   116,369,293.41/160,742,916.42 = 86,254,839.03/x
3. Step 3: Cross multiply
   116,369,293.41x = 160,742,916.42 × 86,254,839.03
4. Step 4: Simplify right side
   116,369,293.41x = 13,864,854,381,019,842
5. Step 5: Solve for x
   x = 13,864,854,381,019,842/116,369,293.41
6. Step 6: Final answer
   x = 119,145,300.06