Finding the Fourth Proportional to 97,430,667.75, 134,454,274.79 and 58,272,443.69

Step by Step Solution

1. Step 1: Write the proportion equation
   97,430,667.75 : 134,454,274.79 = 58,272,443.69 : x
2. Step 2: Convert to fraction form
   97,430,667.75/134,454,274.79 = 58,272,443.69/x
3. Step 3: Cross multiply
   97,430,667.75x = 134,454,274.79 × 58,272,443.69
4. Step 4: Simplify right side
   97,430,667.75x = 7,834,979,155,616,428
5. Step 5: Solve for x
   x = 7,834,979,155,616,428/97,430,667.75
6. Step 6: Final answer
   x = 80,415,944.35